<template>
    <div class="login_container">
        <div class="login_box">
            <!-- 头像 -->
            <div class="avatar_box">
                <img src="../assets/123.png" alt="">
            </div>
            <!-- 登录表单 -->
            <el-form ref="loginFormRef" :model="loginForm" :rules="longinFormRules" label-width="0px" class="login_form">
                <!-- 用户名 -->
                <el-form-item prop="username">
                     <el-input v-model="loginForm.username" prefix-icon="el-icon-user-solid"></el-input>
                </el-form-item>
                <!-- 密码 -->
                <el-form-item prop="password">
                     <el-input v-model="loginForm.password" prefix-icon="el-icon-s-cooperation" type="password"></el-input>
                </el-form-item>
                <!-- 按钮区域 -->
                <el-form-item class="btns">
                     <el-button type="primary" @click="login">登录</el-button>
                     <el-button type="info" @click="resetLoginForm">重置</el-button>
                </el-form-item>
            </el-form>
        </div>
    </div>
</template>
<script>

export default {
    data(){
        return{
            // 登陆表单的数据绑定对象
            loginForm:{
                username:'admin',
                password:'123456'
            },
            // 表单验证
            longinFormRules: {
                // 验证用户名是否合法
               username:[
                    { required: true, message: '请输入登录名称', trigger: 'blur' },
                    { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
               ] ,
               // 验证密码是否合法
               password:[
                   { required: true, message: '请输入登录密码', trigger: 'blur' },
                    { min: 6, max: 16, message: '长度在 6 到 16 个字符', trigger: 'blur' }
               ]
            }
        }
    },
    methods:{
        // 重置按钮
        resetLoginForm(){
            this.$refs.loginFormRef.resetFields();
        },
        login(){
            this.$refs.loginFormRef.validate(async(valid)=>{
                if(!valid)return;
               const {data:res}= await this.$http.post('login',this.loginForm)
               if(res.meta.status!==200) return this.$message.error('登陆失败！');;
              this.$message.success('登陆成功！')
               
               console.log(res);
               window.sessionStorage.setItem('token',res.data.token);
               this.$router.push('/home')
            })
        }
    }
}
</script>

<style lang="less" scoped>
.login_container{
    background-image: url('../assets/1.jpg');
    height: 100%;
}
.login_box{
    width: 450px;
    height: 300px;
    background-color: #fff;
    border-radius: 3px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
}
.avatar_box{
    height: 130px;
    width: 130px;
    border:1px solid #eee;
    border-radius: 50%;
    padding: 10px;
    box-shadow: 0 0 10px #ddd;
    position: absolute;
    left: 50%;
     transform: translate(-50%,-50%);
     background-color: #fff;
    img{
        width: 100%;
        height: 100%;
        border-radius: 50%;
        border:1px solid #eee;
    }
}

.login_form{
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
}

.btns{
    display: flex;
    justify-content: flex-end;
}
</style>